YOU SAID:

Sir, do you know how fast you were going? you’re going to need to come with me.

INTO JAPANESE

先生、どれくらいの速さで走っていたかご存じですか? 私と一緒に来てください。

BACK INTO ENGLISH

Do you know, sir, how fast you were going? Come with me.

INTO JAPANESE

どのくらいの速さで走っていたかご存じですか？私と一緒に来てください。

BACK INTO ENGLISH

Do you know how fast you were going? Come with me.

INTO JAPANESE

どれくらいの速さで走っていたか知っていますか? 私と一緒に来てください。

BACK INTO ENGLISH

Do you know how fast you were going? Come with me.